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The largest number of molecules in...

The largest number of molecules in

A

36 g of water

B

28 g of CO

C

46 g of ethyl alcohol

D

54 g of nitrogen pentaoxide `(N_(2)O_(5))`

Text Solution

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The correct Answer is:
A
`{:(,,"Number of molecules"),("36 gm of "H_(2)O,,(36)/(18) xx N_(A) = 2N_(A)),("28 gm of CO",,(28)/(28) xx N_(A) = N_(A)),("46 gm of " C_(2)H_(5)OH,,(46)/(46) xx N_(A) = N_(A)),("54 gm of " N_(2)O_(5),,(54)/(108) xx N_(A) = 0.5 N_(A)):}`
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